abstract initial letter ja or aj in red and blue color on multiple white, blue, and red background colors

font brand text line diagram logo circle presentation advertising number label document cartoon signage banner organ design poster abstract initial letter red blue color isolated multiple white background colors suitable martial arts business inspiration template symbol vector graphic idea creative initials ja aj fight fighter boxing concept unique strong typography karate arena art modern kick club jiu jitsu brush good sports spartan boy style icon men company sign logotype web alphabet shape identity corporate technology